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Finding the Fourth Proportional to 73,457.34, 101,371.14 and 39,923.34

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Solution

The fourth proportional to 73,457.34, 101,371.14 and 39,923.34 is: 55,094.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,457.34 : 101,371.14 = 39,923.34 : x
  2. Step 2: Convert to fraction form
    73,457.34/101,371.14 = 39,923.34/x
  3. Step 3: Cross multiply
    73,457.34x = 101,371.14 × 39,923.34
  4. Step 4: Simplify right side
    73,457.34x = 4,047,074,488.41
  5. Step 5: Solve for x
    x = 4,047,074,488.41/73,457.34
  6. Step 6: Final answer
    x = 55,094.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.